MTL - Path of Medicine With a System - v2 Chapter 1609 can't laugh

Puppet was born.Puppet question.Puppet learns.Puppet develop.Puppet becomes itself.And puppet will be not stopped.

The end of the world is coming, the world has undergone great changes, and everything has changed. Plants, animals, and even insects, as long as there are living things, have mutated.
Become more powerful, and even evolved supernatural abilities, such as chickens and ducks that can fly to the sky, such as cats and dogs that can breathe fire.
But only humans, without any obvious changes, seem to have fallen from the top of the food chain to the bottom of the food chain overnight.
Any creature that can open its mouth to eat can treat humans as food.
But fortunately, this world has not completely killed humans. Gradually, humans discovered that they had the ability to cultivate compatibility with other creatures.
As long as it has a high degree of compatibility with some powerful mutant creatures, it can be used for its own use to achieve the purpose of protecting itself.
Fang He is a person who is very compatible with mutant animals, but it is also because of his ability that he has changed from the strongest to the stupidest.
Fang He, who was reborn, said, “Hmph, this time…”

- Description from novelbuddy

Yi Tianyun woke up from a sleep, and found that he awakened this Upgrade System. Crippled meridians preventing you from cultivating? No problem! With the Crazy Upgrade System, do quests, kill monsters, devour others' Spiritual Power, or refine some Elixir Pills, inscribe great arrays, and you can gain experience!Experience Value is too low? Don't be afraid, I have Double Experience Cards, Tenfold Experience Cards! Experience Value will explode, explode, explode, and levels will rise, rise, rise!“Huh, I've leveled up again?”